Home / 33,678.55-46,472.79-18,570.25

Finding the Fourth Proportional to 33,678.55, 46,472.79 and 18,570.25

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Solution

The fourth proportional to 33,678.55, 46,472.79 and 18,570.25 is: 25,624.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,678.55 : 46,472.79 = 18,570.25 : x
  2. Step 2: Convert to fraction form
    33,678.55/46,472.79 = 18,570.25/x
  3. Step 3: Cross multiply
    33,678.55x = 46,472.79 × 18,570.25
  4. Step 4: Simplify right side
    33,678.55x = 863,011,328.50
  5. Step 5: Solve for x
    x = 863,011,328.50/33,678.55
  6. Step 6: Final answer
    x = 25,624.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.